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3926.90.45/POM Precision Washer/Japan

POM Precision Washer from Japan

Polyoxymethylene (POM/acetal) precision washers for mechanical assemblies requiring tight tolerances. Plastic washer under 3926.90.45 with POM monomer >95%.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Dimensional tolerance certificates (±0.01mm)

• Low moisture absorption verification

• Distinguish from metal washers via specific gravity tests